Bird feeder



FIG. 1 is a front perspective view of a bird feeder embodying my new design, the rear view being substantially the same.

FIG. 2 is a right side view thereof, the left side and back views being substantially the same.

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines in FIGS. 1 and 4 show portions of the bird feeder that form no part of the claimed design, and are hereby disclaimed. 

The ornamental design for a bird feeder, as shown and described. 